Encrypting Session Cookies For User Security

Session Data

Session Data - struct
cfid 40451251
cftoken bb8490e20447d9f0-98DF484E-C678-68E2-31931BC629CB2480
sessionid 098DFC0F5403100D9DEEB2F46033342C_40451251_bb8490e20447d9f0-98DF484E-C678-68E2-31931BC629CB2480
urltoken CFID=40451251&CFTOKEN=bb8490e20447d9f0-98DF484E-C678-68E2-31931BC629CB2480

index.cfm?cfid=40451251&cftoken=bb8490e20447d9f0-98DF484E-C678-68E2-31931BC629CB2480